You're right Jon. It has been said in a study that the best place to find live germs is a public washroom door handle. There is always a fresh water supply to keep germ cultures alive as every wet hand brings some more.
I think a reader is a befitting device for the
GIGO room...
Garbage
In ,
Garbage
Out !
There are worse things one can do than buy a used reader belonging to a gigo reader. Having kids (changing diapers on a kid that has diarrhea) owning a dog or a cat (they love to lick things) drinking tap water, eating pork or chicken... worse vegetables; they grow in manure.
EVERY thing around one is a possible infection source. The human body has been marvelously designed with securities and ways of combating micro organisms. We should trust them and maintain them, that's all!